#include <windows.h>
#pragma pack(1)
typedef struct TagSection_code
{
	unsigned int codenLen;
	DWORD coderva;
}Section_code;
typedef struct Tagcodedata
{
	unsigned char nLen;
	DWORD oep;
	DWORD seccount;
	Section_code sec[1];
}codedata;
#pragma pack(4)
int encoder(char * pdata,int nlen);
int decoder(char * pdata,int nlen);
